1. Particles collision near Kerr–Sen Dilaton-Axion black hole.
- Author
-
Debnath, Ujjal
- Subjects
- *
COMPTON scattering , *BLACK holes , *CENTER of mass , *PARTICLES , *PSEUDOPOTENTIAL method , *PARTICLE accelerators , *PHOTONS - Abstract
Here, we consider axially symmetric, stationary, rotating and charged Kerr–Sen Dilaton-Axion black hole as particle accelerator. We find the effective potential and discuss the circular orbit of a particle. We investigate the center of mass energy of two colliding neutral particles with different rest masses falling from rest at infinity to near the non-extremal horizons (event horizon and Cauchy horizon) and extremal horizon of the Kerr–Sen Dilaton-Axion black hole. Analogous to the Compton process, we discuss the collision of a particle and a massless photon. Finally, we find the center of mass energy due to the collision of two photons in the background of Kerr–Sen Dilaton-Axion black hole. [ABSTRACT FROM AUTHOR]
- Published
- 2020
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